Color: Black [Size] Approximately 58cm in length x 13cm in width, approximately 47g (adjustable size - suitable for all head circumferences) [Material] Fine combed cotton ((vacuum packed, clean and hygienic)) [Product Features] 《Amazing Light Blocking》 The eye mask fits around the nose and eyes without gaps, and has a soft thickness that doesn't feel oppressive. 《Wide Design》 It doesn't feel tight, and your head and ears won't hurt even after long hours of use. Sleep eye mask, can relieve eye strain and fatigue, and promote good sleep. [Applicable Scenes] Easy to store when not in use, making it convenient to carry. By wearing an eye mask during business trips, travel, naps, or sleep on airplanes, you can relax into a deeper and faster sleep, helping to recover from fatigue and allowing you to feel refreshed for the day or work.